471711979 has 2 divisors, whose sum is σ = 471711980. Its totient is φ = 471711978.

The previous prime is 471711967. The next prime is 471712051. The reversal of 471711979 is 979117174.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471711979 is a prime.

It is a super-2 number, since 2×471711979² = 445024382264192882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (471711949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235855989 + 235855990.

It is an arithmetic number, because the mean of its divisors is an integer number (235855990).

Almost surely, 2^471711979 is an apocalyptic number.

471711979 is a deficient number, since it is larger than the sum of its proper divisors (1).

471711979 is an equidigital number, since it uses as much as digits as its factorization.

471711979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111132, while the sum is 46.

The square root of 471711979 is about 21718.9313503220. The cubic root of 471711979 is about 778.4408802271.

The spelling of 471711979 in words is "four hundred seventy-one million, seven hundred eleven thousand, nine hundred seventy-nine".